About the SWAP

[Simon]

There is nothing wrong with this. The only reason for 2x swap is so you could
dump kernel image should you want to debug a crash. Otherwise, if you ask
me, 4GB of swap is waste of disk space, but then again, nowadays harddrives
are so large that it doesn't really matter.

-Simon

On Fri, 18 May 2007 08:46:15 +0800, Tzu-Hua Wang wrote:

>Hi,
>I have 4G RAM totally.
>The SWAP is now 4G now.
>Is it ok?

>Thanks


>2007/5/18, Tim Aslat <tim at spyderweb.com.au>:
>>
>> In the immortal words of Tzu-Hua Wang  on 05/17/07 20:27:
>> > Hi,
>> > I added 2G RAM to my server. Is it necessary for me to alter the size of
>> > SWAP?
>> > My SWAP is 4G originally.
>>
>> Does this mean you now have 2G or you have 2G more ram?
>>
>> Typically, the rule of thumb is you need at least 1Mb more swap than you
>> have actual ram. Something to do with system core-dumps, or some such.
>> I forget exactly what the the reason was, but it's still a good idea to
>> have more swap than physical memory, even if it's only a slightly larger.
>>
>> Maybe it was hibernation or something like that.  Must go back and read
>> up on it again
>>
>> Cheers
>>
>> Tim
>>
>> --
>> Tim Aslat <tim at spyderweb.com.au>
>> Spyderweb Consulting
>> http://www.spyderweb.com.au
>> Mobile: +61 0401088479
>>
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